import axios from 'axios'
import { Message } from 'element-ui'
import store from '@/store'
import router from '@/router'
import { getToken } from '@/utils/auth'
import { Notification } from 'element-ui'
// 判断是否是开发环境
// console.log(process.env)
// create an axios instance
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API,
  // baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 10000 // request timeout
})
// 请求拦截器
service.interceptors.request.use(
  (config) => {
    const token = store.state.user.token
    // 发出请求之前如果仓库中有token , 那就在请求体中加入token
    if (token) {
      config.headers['Authorization'] = getToken()
    }
    return config
  },
  (error) => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// 添加响应拦截器
service.interceptors.response.use(
  function(response) {
    // 对响应数据做点什么
    const { data } = response
    // 响应回来的数据触发的函数
    if (data.success) {
      Notification({
        duration: 1000,
        type: 'success',
        title: '成功',
        message: data.message,
        position: 'bottom-left'
      })
    } else {
      Message({
        type: 'error',
        message: data.message
      })
      // 抛出请求异常错误
      return Promise.reject(new Error('请求错误'))
    }
    // 将数据中的data返回给仓库
    return data
  },
  async function(error) {
    // 对响应错误做点什么
    // token失效时触发函数
    if (error.response.data.code === 1002) {
      await store.dispatch('user/logout')
      router.push(`/login?redirect=${router.currentRoute.fullPath}`)
    }
    return Promise.reject(error)
  }
)

// response interceptor
// service.interceptors.response.use(
//   /**
//    * If you want to get http information such as headers or status
//    * Please return  response => response
//    */

//   /**
//    * Determine the request status by custom code
//    * Here is just an example
//    * You can also judge the status by HTTP Status Code
//    */
//   (response) => {
//     const res = response.data

//     // if the custom code is not 20000, it is judged as an error.
//     if (res.code !== 20000) {
//       Message({
//         message: res.message || 'Error',
//         type: 'error',
//         duration: 5 * 1000
//       })

//       // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
//       if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
//         // to re-login
//         MessageBox.confirm(
//           'You have been logged out, you can cancel to stay on this page, or log in again',
//           'Confirm logout',
//           {
//             confirmButtonText: 'Re-Login',
//             cancelButtonText: 'Cancel',
//             type: 'warning'
//           }
//         ).then(() => {
//           store.dispatch('user/resetToken').then(() => {
//             location.reload()
//           })
//         })
//       }
//       return Promise.reject(new Error(res.message || 'Error'))
//     } else {
//       return res
//     }
//   },
//   (error) => {
//     console.log('err' + error) // for debug
//     Message({
//       message: error.message,
//       type: 'error',
//       duration: 5 * 1000
//     })
//     return Promise.reject(error)
//   }
// )

export default service
